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Editorial Team
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Asked: 2026-05-22T20:38:45+00:00

What is the correct response to a GET request with the header field Range:

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What is the correct response to a GET request with the header field Range: bytes=278528- if Range is not supported?

Reading the HTTP header definitions (http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html) i think i should at least set: Accept-Ranges: none, but it clearly states that

Clients MAY generate byte-range requests without having received this header for the resource involved.

So, if a client requests a range, should I:

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1 Answer

  1. Editorial Team

    You may ignore it, as the spec says. To be precise:

    • If you support it, you return a status code of 206 Partial Content and include the proper headers like Content-Range.
    • If you don’t support it, you return a 200 OK as normal.

    I have not tested this, but the spec seems pretty clear. I have seen this work — using wget or curl to resume an interrupted download will properly restart from the beginning if the server does not support the Range header.

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